20189741

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{2393}}^1$

素因数の和:2476

約数の個数: 16

約数和(自身を含む): 24131520

約数和(自身を除く): 3941779

約数列:

[1, 11, 13, 59, 143, 649, 767, 2393, 8437, 26323, 31109, 141187, 342199, 1553057, 1835431, 20189741]

約数ペア:

[(1, 20189741), (11, 1835431), (13, 1553057), (59, 342199), (143, 141187), (649, 31109), (767, 26323), (2393, 8437)]